7CIG
Crystal structure of L-methionine decarboxylase Q64A mutant from Streptomyces sp.590 in complexed with L- methionine methyl ester (geminal diamine form).
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | SPRING-8 BEAMLINE BL44XU |
Synchrotron site | SPring-8 |
Beamline | BL44XU |
Temperature [K] | 100 |
Detector technology | PIXEL |
Collection date | 2019-12-06 |
Detector | DECTRIS EIGER X 16M |
Wavelength(s) | 0.90000 |
Spacegroup name | C 1 2 1 |
Unit cell lengths | 125.037, 147.378, 53.828 |
Unit cell angles | 90.00, 100.01, 90.00 |
Refinement procedure
Resolution | 19.870 - 1.450 |
R-factor | 0.17629 |
Rwork | 0.175 |
R-free | 0.19425 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 7cif |
RMSD bond length | 0.010 |
RMSD bond angle | 1.469 |
Data reduction software | XDS |
Data scaling software | XDS |
Phasing software | MOLREP |
Refinement software | REFMAC (5.8.0103) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 50.000 | 1.540 |
High resolution limit [Å] | 1.450 | 1.450 |
Rmerge | 0.047 | 0.573 |
Rpim | 0.059 | 0.729 |
Number of reflections | 166225 | 53143 |
<I/σ(I)> | 12.8 | 1.6 |
Completeness [%] | 98.5 | 97.8 |
Redundancy | 2.6 | 2.4 |
CC(1/2) | 0.999 | 0.707 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | VAPOR DIFFUSION, HANGING DROP | 6 | 293 | 0.1 M MMT buffer pH 6.0, 23.5 % (w/v) PEG1500 |